Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Abernant Colliery, docs. re sinking of new shaft
Copy of a plan in black ink on off-white paper. 'National Coal Board S.W. Division Area No9. Abernant Colliery Proposed Development Big Vein.' Scale : 1:10560 Dated 1.3.57.
Pwnc
Diwydiant
Rhif yr Eitem
88.99I/16
Derbyniad
Collected officially, 1988
Mesuriadau
Meithder
(mm): 760
Lled
(mm): 950
Deunydd
papur
Lleoliad
In store
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